<?php
    // +----------------------------------------------------------------------
    // | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
    // +----------------------------------------------------------------------
    // | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
    // +----------------------------------------------------------------------
    // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
    // +----------------------------------------------------------------------
    // | Author: liu21st <liu21st@gmail.com>
    // +----------------------------------------------------------------------
    namespace think\console\command;

    use think\console\Command;
    use think\console\Input;
    use think\console\input\Option;
    use think\console\Output;

    class Clear extends Command {
        protected function configure() {
            // 指令配置
            $this->setName('clear')->addOption('path', 'd', Option::VALUE_OPTIONAL, 'path to clear', null)->setDescription('Clear runtime file');
        }

        protected function execute(Input $input, Output $output) {
            $path = $input->getOption('path') ?: RUNTIME_PATH;
            if (is_dir($path)) {
                $this->clearPath($path);
            }
            $output->writeln("<info>Clear Successed</info>");
        }

        protected function clearPath($path) {
            $path  = realpath($path) . DS;
            $files = scandir($path);
            if ($files) {
                foreach ($files as $file) {
                    if ('.' != $file && '..' != $file && is_dir($path . $file)) {
                        $this->clearPath($path . $file);
                    } elseif ('.gitignore' != $file && is_file($path . $file)) {
                        unlink($path . $file);
                    }
                }
            }
        }
    }
